21786930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{373}}^1$

素因数の和:456

約数の個数: 96

約数和(自身を含む): 63011520

約数和(自身を除く): 41224590

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 59, 66, 90, 99, 110, 118, 165, 177, 198, 295, 330, 354, 373, 495, 531, 590, 649, 746, 885, 990, 1062, 1119, 1298, 1770, 1865, 1947, 2238, 2655, 3245, 3357, 3730, 3894, 4103, 5310, 5595, 5841, 6490, 6714, 8206, 9735, 11190, 11682, 12309, 16785, 19470, 20515, 22007, 24618, 29205, 33570, 36927, 41030, 44014, 58410, 61545, 66021, 73854, 110035, 123090, 132042, 184635, 198063, 220070, 242077, 330105, 369270, 396126, 484154, 660210, 726231, 990315, 1210385, 1452462, 1980630, 2178693, 2420770, 3631155, 4357386, 7262310, 10893465, 21786930]

約数ペア:

[(1, 21786930), (2, 10893465), (3, 7262310), (5, 4357386), (6, 3631155), (9, 2420770), (10, 2178693), (11, 1980630), (15, 1452462), (18, 1210385), (22, 990315), (30, 726231), (33, 660210), (45, 484154), (55, 396126), (59, 369270), (66, 330105), (90, 242077), (99, 220070), (110, 198063), (118, 184635), (165, 132042), (177, 123090), (198, 110035), (295, 73854), (330, 66021), (354, 61545), (373, 58410), (495, 44014), (531, 41030), (590, 36927), (649, 33570), (746, 29205), (885, 24618), (990, 22007), (1062, 20515), (1119, 19470), (1298, 16785), (1770, 12309), (1865, 11682), (1947, 11190), (2238, 9735), (2655, 8206), (3245, 6714), (3357, 6490), (3730, 5841), (3894, 5595), (4103, 5310)]